The Format Authority List provides data values for the Format element.
Dictation Belt: Amertape
Dictation Belt: Dictabelt
Dictation Belt: Dictalog Belt
Dictation Belt: Dictaphone DictaBelt
Dictation Belt: Magnabelt
Dictation Belt: Sonobelt
Film: 1/4" MAG
scope note: 1/4-inch Sync Reel-to-ReelFilm: 1/4" MAGW
scope note: 1/4-inch Wild Sound Reel-to-ReelFilm: CRI
scope note: Color Reversal InternegativeFilm: DNC
scope note: Duplicate Negative, CompositeFilm: DNS
scope note: Duplicate Negative, SilentFilm: DNT
scope note: Duplicate Negative TrackFilm: FGMC
scope note: Fine Grain Master CompositeFilm: FGMS
scope note: Fine Grain Master SilentFilm: INCK
scope note: Internegative, Composite, ColorFilm: INSK
scope note: Internegative, Silent, ColorFilm: INTPCK
scope note: Interpositive, Composite, ColorFilm: INTPSK
scope note: Interpositive, Silent, ColorFilm: MAG
scope note: Full Coat Magnetic Sound TrackFilm: MAGS
scope note: Magnetic Tape Stripe Sound TrackFilm: MAGSC
scope note: Magnetic Tape Stripe, CompositeFilm: MPC
scope note: Master Positive, CompositeFilm: MPCK
scope note: Master Positive, Composite, SilentFilm: MPPC
scope note: Master Projection Print, CompositeFilm: MPPCK
scope note: Master Projection Print, Composite, ColorFilm: MPPS
scope note: Master Projection Print, SilentFilm: MPPSK
scope note: Master Projection Print, Silent, ColorFilm: MPS
scope note: Master Positive, SilentFilm: MPSK
scope note: Master Positive, Silent, ColorFilm: MPT
scope note: 35/16mm Master Positive TrackFilm: MRCK
scope note: Master Reversal, Composite ColorFilm: MRSK
scope note: Master Reversal, Silent, ColorFilm: RCK
scope note: Reversal, Composite, ColorFilm: RSK
scope note: Reversal, Silent, ColorFilm: ONC
scope note: Original Negative, CompositeFilm: ONCK
scope note: Original Negative, Composite, ColorFilm: ONS
scope note: Original Negative, SilentFilm: ONSK
scope note: Original Negative, Silent, ColorFilm: ONT
scope note: Original Negative TrackFilm: ORC
scope note: Original Reversal, CompositeFilm: ORCK
scope note: Original Reversal, Composite, ColorFilm: ORS
scope note: Original Reversal, SilentFilm: ORSK
scope note: Original Reversal, Silent, ColorFilm: PPC
scope note: Projection Print, CompositeFilm: PPCK
scope note: Projection Print, Composite, ColorFilm: PPS
scope note: Projection Print, SilentFilm: PPSK
scope note: Projection Print, Silent, ColorSound: 2 Tracks
Sound: 4 Tracks
Sound: 8 Tracks
Sound: Audograph Disc
Sound: Broadcast Transcription Test Pressing
Sound: Dubbing Instantaneous
scope note: Dubbing Instantaneous TypeSound: Flexi Disc
Sound: Mass Produced Pressing
Sound: Master Matrix
Sound: Master Pressing
Sound: Microcassette
Sound: Mother Matrix
Sound: Quadraplex
Sound: Stamper Matrix
Sound: Soundscriber
Video: ½" EIAJ Type 1
กกVideo: 1" Open reel-Type A
Video: 1" Open reel-Type C
Video: 2" Helical Ampex - 1500
Video: 2" Helical IVC - 900
Video: 2" Quad
Video: Betacam
Video: BetacamSP
Video: Betacam SX
Video: Betacam/Super/HB
Video: Betamax
Video: D1
Video: D2
Video: D3
Video: D5
Video: D6
Video: D9-HD
Video: DCT
Video: Digital-8
Video: Digital Betacam
Video: DVCAM
Video: DVCPRO50/P
Video: DVCPRO/D7
Video: DVCPRO HD
Video: HD D5
Video: HDCAM
Video: HDCAM SR
Video: Hi-8
Video: M
Video: M2
Video: MiniDV
กกVideo: MPEG IMX
Video: S-VHS
Video: U-matic
Video: U-maticSP
Video: VHS
Video: Video8
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Source:
http://www.archives.gov/research/search/lcdrg/authority_lists/formatlist.html
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